<div>
    <b>OPTIONAL</b> Whether this message should trigger a user notification (change the tab color, play a sound, notify mobile phones, etc). Each recipient's notification preferences are taken into account.<br>
    Defaults to <b>false</b>.<br>
    <code>hipchatSend notify: true, message: "Build Started: ${env.JOB_NAME} ${env.BUILD_NUMBER}"</code>
</div>